4.13.0

What's Changed

Features

• Forbid properties on enums by @weirdan in #6836
• better understands value and name properties for enum by @orklah in #6838
• Added option to forbid eval() in codebase by @thomasbley in #6856
• Use positive integers for various time functions by @danog in #6861
• Flag duplicate constants by @weirdan in #6884
• Add ImagickPixel::getColor return type provider by @danog in #6890
• Fix promoted readonly properties by @trowski in #6909
• ConsoleReport: Add hyperlinks to open file in editor by @gharlan in #6850
• Multiple variables in @psalm-trace by @rarila in #6920
• Reconcile class-constant by @boesing in #6529

Fixes

• don't consider calls to methods with assertions as Unused by @orklah in #6834
• Forbid enum instantiation by @weirdan in #6840
• Taint comments by @orklah in #6848
• add stub for taint detection on vprintf by @orklah in #6847
• Forbid declaring enums as attributes by @weirdan in #6843
• DOMParentNode and DOMChildNode stubs (php 8) by @jirkace in #6851
• Fixed signature for newInstanceArgs for PHP 8.0 by @jirkace in #6852
• Fixed RedisCluster::setOption() argument types by @jirkace in #6853
• Fixed callmap for function openssl_sign, it changed in PHP 8.0 (modif… by @jirkace in #6846
• allow signature type for promoted property as well as property docblock by @orklah in #6872
• load the ReturnTypeWillChange stubs for all versions to allow using it on every PHP version by @orklah in #6873
• fix never combination by @orklah in #6874
• do not treat __halt_compiler() as an expression being executed by @pilif in #6876
• detect unevaluated inline-html code after an rearly return by @pilif in #6878
• Fix --enable-autocomplete=false by @Nadyita in #6880
• don't stop processing for class usage after raising an issue by @pilif in #6899
• SimpleXMLIterator is not always truthy by @jnvsor in #6903
• make ignore falsable/nullable dependent on the config by @orklah in #6895
• Fix invalid SoapClient::__doRequest() signature by @veewee in #6905
• Fix mb_convert_encoding to accept any array. by @rarila in #6910
• Report deprecated config elements by @weirdan in #6913
• Infer mb_strtolower() result as string when encoding is specified by @weirdan in #6912
• Allow references to enum cases in class constants by @weirdan in #6922
• session_set_cookie_params signature changed in 8.0 by @kamil-tekiela in #6932
• expand type aliases when comparing unions by @sebkehr in #6946

Docs

• Added ext-curl to composer.json suggest property by @sasezaki in #6844

Internal changes

• Added test for NoEnumProperties by @weirdan in #6839
• Added phpcs SelfMemberReference rule, and applied by @sasezaki in #6845

Typos

• Fix typos in message about Attribute usage by @ricardoboss in #6904

New Contributors

• @jirkace made their first contribution in #6851
• @Nadyita made their first contribution in #6880
• @jnvsor made their first contribution in #6903
• @ricardoboss made their first contribution in #6904
• @veewee made their first contribution in #6905
• @rarila made their first contribution in #6910
• @kamil-tekiela made their first contribution in #6932
• @sebkehr made their first contribution in #6946

Full Changelog: 4.12.0...4.13.0

4.12.0

What's Changed

Deprecations

• deprecate TEmpty by @orklah in #6763
• deprecate exitFunctions in XML by @orklah in #6807

Features

• allow documenting promoted properties with @var by @orklah in #6764
• Support PHP_VERSION_ID in conditional types by @sad-spirit in #6783
• Ability to forbid exit() and die() by @weirdan in #6784
• emit UnevaluatedCode after exit or never returning functionlike by @orklah in #6793
• Template support for @psalm-self-out by @danog in #6768

Fixes

• throwable Instanceof throwable negated by @orklah in #6746
• Updated openssl_pkey_get_private function signature by @pls78 in #6758
• Fix template parameter collection for child classes with fewer parameters (fixes #6734) by @danog in #6742
• fix local variable defined too early by @orklah in #6774
• fix is_a when used with Stringable classes by @orklah in #6775
• remove second autoloader call by @orklah in #6776
• Correct pgsql stubs by @sad-spirit in #6777
• detect Yield in new by @orklah in #6790
• accept ::class constant strings for literal argument by @sasezaki in #6801
• Add pcntl_alarm to the list of impure functions by @l-x in #6802
• added mysqli::connect() to callmap by @SMAtaurRahman in #6805
• add "error" from php-parser to baseline by @orklah in #6815
• Improved Github Actions output by @weirdan in #6818
• backticks shell_exec taint by @orklah in #6812
• Array cast pass taints by @orklah in #6810
• don't taint the result of most binary operations by @orklah in #6809
• don't register taints for numeric variables by @orklah in #6813
• allow assertion to work on $var::class by @orklah in #6823
• Fix parameter names in CoreGenericFunctions.phpstub for PHP 8 named p… by @tminich in #6820
• Allow Symfony 6 by @loic425 in #6663
• allow declaring functions and classLikes after a never-returning call by @orklah in #6828
• Makes $_SESSION possibly undefined at the source by @orklah in #6824
• create a tmp fake var for ternaries inside coalesce by @orklah in #6825
• only return true in Union::isType if there is a single type by @orklah in #6829
• Mixed contain every types and Never is contained in every type by @orklah in #6830

Docs

• Removed PHPUnit coverage badge by @sasezaki in #6816

Internal changes

• Require one of release:* labels on PRs by @weirdan in #6785
• Added 'Removed' section to release notes by @weirdan in #6811
• chore(ci): update psl version used in e2e tests by @azjezz in #6766
• add PSL back to CI by @orklah in #6833

New Contributors

• @pls78 made their first contribution in #6758
• @sad-spirit made their first contribution in #6777
• @tminich made their first contribution in #6820
• @loic425 made their first contribution in #6663

Full Changelog: 4.11.2...4.12.0

4.11.2

What's Changed

Features

• add ReturnTypeWillChange with attribute attribute by @orklah in #6732

Fixes

• strlen of strtolower of string is not always true by @orklah in #6729
• don't emit issues when doing arithmetics on int templates by @orklah in #6730
• issue-6737: fix CallMap imagecropauto() arguments by @semercom in #6740
• don't emit redundant error when checking a named type against itself by @orklah in #6739
• Don't assert mixed type by @orklah in #6744
• don't use is_a with user classes by @orklah in #6738

New Contributors

• @semercom made their first contribution in #6740

Full Changelog: 4.11.1...4.11.2

4.11.1

What's Changed

Features

• flag impure calls made through __callstatic by @orklah in #6724

Fixes

• Don't crash on falsy with int ranges by @orklah in #6726

Full Changelog: 4.11.0...4.11.1

4.11.0

What's Changed

Deprecations

• Declare html-escaped-string is deprecated on doc by @sasezaki in #6582
• deprecate allowPhpStormGenerics by @orklah in #6694

Features

• Flag invalid backing types for enums by @weirdan in #6434
• introducing mysqli execute() method parameter change for php 8.1 by @SMAtaurRahman in #6435
• introducing fsync & fdatasync functions in callmap by @SMAtaurRahman in #6444
• Add mysqli_fetch_column to CallMap by @brayniverse in #6447
• Basic enum checks by @weirdan in #6437
• Add imagecreatefromavif() and imageavif() to CallMap by @brayniverse in #6454
• Always truthy conditions by @orklah in #6476
• Update return type for xdebug_get_profiler_filename() by @ssnepenthe in #6486
• 1> Range arithmetics and assertions by @orklah in #6241
• Add CURLStringFile class by @ishanvyas22 in #6574
• Convert finfo functions to use object instead of a resource by @tomasnorre in #6566
• Convert imap functions to use object instead of a resource by @tomasnorre in #6567
• Add support for advanced IssueHandler in plugins by @gmessier in #6519
• Add possibility to include xml config located in subdirectory by @gmessier in #6516
• Add if-this-is by @danog in #6514
• New annotation: @psalm-if-this-is on methods by @olleharstedt in #3782
• Convert LDAP resources to objects by @tomasnorre in #6570
• 3> min/max, rand inference improvement with integer range by @orklah in #6475
• assert that some type is a list by @orklah in #6485
• Convert PSpell resources to objects by @tomasnorre in #6569
• Psalter psalm-param by @orklah in #6578
• ReflectionClass::getReflectionConstants has a filter parameter by @vaceletm in #6591
• php 8.0 introduced visibility constants on ReflectionClassConstant by @vaceletm in #6595
• feat: Add Fiber stubs by @ishanvyas22 in #6614
• Php-Parser 4.13 by @orklah in #6628
• String unpacking by @orklah in #6613
• stub for is_a by @orklah in #6652
• Added a stub of \ReflectionNamedType by @SCIF in #6667
• Convert pgsql functions to use object instead of a resource by @tomasnorre in #6671
• Added initial support of asserting properties of objects out of scope by @SCIF in #4936
• ftp_pasv is impure by @orklah in #6721

Fixes

• Encode XML output consistently by @weirdan in #6433
• Force array_walk to not infer input type. by @niconoe- in #6441
• Add an optional $options argument to hash functions for PHP 8.1 by @50bhan in #6446
• Fix return-type for preg_filter by @tvdijen in #6453
• type of "$http_response_header" is "list" now by @SMAtaurRahman in #6462
• Fix #6464: false positive for RecursiveArrayIterator::CHILD_ARRAYS_ONLY by @Jean85 in #6465
• Print exception class in case of an uncaught exception by @MorrisJobke in #6489
• Revert mb_str_split return signature to list by @fluffycondor in #6493
• Fix wrong template type in Sequence::copy() by @simPod in #6494
• Permit null user_agent to get_browser() by @pawel-slowik in #6502
• assert object type from instance of with TClassString by @orklah in #6503
• add PropertyTypeProvider for DomDocument by @orklah in #6505
• Changed signature of Serializable::unserialize stub by @SCIF in #6438
• Fix false positive ParadoxicalCondition in negation of in_array by @TysonAndre in #6445
• Fix invalid argument bug in generic trait context by @whsv26 in #6478
• Catch ComplicatedExpressionException in ArrayFilterReturnTypeProvider by @MorrisJobke in #6498
• fixed Uncaught Error: Call to undefined function shell_exec() by @thomasbley in #6508
• Prevent unnecessary filter_var() warnings on primitive types by @mmcev106 in #6537
• Update xlswriter signatures by @pawel-slowik in #6545
• Allow null for argument context in fopen() by @vjik in #6557
• "Undefined offset: 1" in PLS Psalm/Codebase.php::1473 by @NikolayZhebet in #6560
• Callmap leak by @orklah in #6553
• offset the starting position of the function in case of attributes by @orklah in #6552
• 2> Count equal 0 assertion by @orklah in #6423
• Show file and line in case of an exception in a forked worker by @MorrisJobke in #6522
• improvements of alwaysTruthy/alwaysFalsy by @orklah in #6518
• assert both sides of an equality by @orklah in #6473
• fix wrong operator priority by @orklah in #6576
• fix wrong type description added in signature by @orklah in #6580
• Better understanding of Templates in lhs of callable TKeyedArray by @orklah in #6589
• fix isAlwaysTruthy: TNonEmptyString can be falsy (with '0') by @orklah in #6585
• Redundant return type by @orklah in #6590
• Fix invalid class/method declaration in stub by @sasezaki in #6592
• revert confusing change by @orklah in #6597
• Falsable returns by @orklah in #6594
• fix error by @orklah in #6598
• foreach on list gives a positive|0 offset by @orklah in #6608
• Fixed trim-stub by @Dgame in #6610
• Array unshift on empty array by @orklah in #6604
• array_is_list on empty array returns true by @orklah in #6612
• allow any integer range to be satisfied by TNonspecificLiteralInt by @orklah in #6617
• add a little details to the Incompatible types found for T error by @orklah in #6621
• fix @return 0 by @orklah in #6622
• Resolution of unary ops by @orklah in #6635
• invert the meaning of the errors by @orklah in #6624
• Templated array key by @orklah in #6623
• Allow sending possibly_undefined inputs to optional params by @orklah in #6636
• Refined PDO::errorInfo, PDOStatement::errorInfo by @vudaltsov in #6625
• Refine TKeyedArray with iterable by @orklah in #6639
• loose comparison between int/float and string result in numeric-string by @orklah in #6640
• infer never on closures(and more?) by @orklah in #6643
• Inside conditional by @orklah in #6642
• tweaking with loops by @orklah in #6629
• SimpleXMLElement is not always truthy by @orklah in #6650
• use Attribute feature of PHP-Parser to avoid dealing with dynamic properties by @orklah in #6656
• allow Psalm to choose PHP8.1 if it's the lower PHP version allowed by @orklah in #6669
• Fix @psalm-method annotation parsing by @fluffycondor in #6658
• prevent phpstorm generics from touching to signature types by @orklah in #6672
• Fix manipulation of intersection types, arrow functions, foreign static types, parameter static types, T|false|null unions. by @danog in #6654
• Don't emit InvalidReturnType when return type was inferred to never by @orklah in #6678
• Improve handling of positive ints by array_filter() by @SCIF in #6679
• add SimpleXMLIterator to universalObjectCrates by @orklah in #6690
• improve empty/falsy ...

Better infinite loop inference, some PHP 8.1 support and a bunch of fixes

Added

• (#6398) array_is_list() signature (@orklah)
• (#6386, #6392) Psalm now understands that while(true) is an infinite loop (@orklah)
• (#6403, #6421) PHP 8.1 signatures for ftp functions (@weirdan)

Fixes

• (#6305, #6310) SimpleXMLIterator signatures no longer depend on runtime PHP version (@weirdan)
• (#6309, #6311) Some assertions generated by in_array() were causing crashes (@weirdan)
• (#6312) PhpToken::getAll() was renamed to PhpToken::tokenize() (@TysonAndre)
• (#6312) fdiv() argument names were corrected to match names used by PHP (@TysonAndre)
• (#6312) ReflectionClass::getAttributes(), ReflectionClassConstant::getAttributes(), ReflectionFunctionAbstract::getAttributes(), ReflectionParameter::getAttributes(), ReflectionProperty::getAtributes(), ReflectionUnionType::getTypes() and ReflectionNamedType::isBuiltin() signatures were missing (@TysonAndre)
• (#6318, #6320) socket_select()'s tv_sec parameter is nullable (@Forceu)
• (#6323) Another case of crashes due to in_array() assertions (@boesing)
• (#6324) str_split() and mb_str_split() return require positive-int and str_split() returns non-empty array (@VincentLanglet)
• (#6328) Corrected message for calls from root namespace to internal methods in a different namespace (@bdsl)
• (#6325, #6327) Interface aliases were not recognized (@boesing)
• (#4738) is_subclass_of() requires a class-string for its parent parameter (@BenMorel)
• (#5356, #6344) UnusedSuppression was sometimes reported in ignored folders (@orklah)
• (#6343, #6346) @psalm-trace was reporting keys that were unset (@orklah)
• (#5096, #6321) Constants accessed through object instance (e.g. $obj::CONST) were not inferred (@orklah)
• (#6359) OuterIterator::getInnerIterator() always return Iterator (@drupol)
• (#6367, #6376) Variables used in backticks (`ls $file`) were reported as unused (@orklah)
• (#6358, #6375) openssl_x509_parse() and openssl_x509_read() signatures were outdated (@ThomasLandauer)
• (#6338, #6339) array_walk() and array_walk_recursive() accept object (and will trigger RawObjectIteration when given one) (@niconoe-, @weirdan)
• (#6330, #6335) Alias chains created with class_alias() (A -> B -> C) were not understood (@boesing)
• (#6387, #6390) Type params can now be extracted from Generator argument passed to Iterator parameter (@orklah)
• (#6388, #6391) empty() could not be forbidden via forbiddenFunctions (@ro0NL)
• (#6333, #6317) in_array() did not produce correct assertions with non-literal types (@TysonAndre)
• (#6384, #6420) Variables reassigned in both branches of ternary operator were not correctly inferred (@orklah)

Docs

• (#6409) Added a guide on how to edit callmaps (@weirdan)
• (#6400) Added a section on taint analysis limitations (@craigfrancis)

Just a bunch of fixes + callmap tests

Fixes

• (#6211, #6215) Class strings used in attributes were not properly qualified (@weirdan)
• (#6217, #6219) mb_str_split() signature was missing (@bitwise-operators)
• (#6231) Fixed language server crash on PHP 8 (@tm1000)
• (#6234, #6238) UnusedForeachValue was incorrectly flagged as fixable (@orklah)
• (#6234, #6244) date() now accepts null as timestamp when targeting PHP 8 (@masonmcelvain)
• (#3573, #6242) UnnecessaryVarAnnotation issuea are now suppressable (@orklah)
• (#6228, #6281, #6229) Prevented remote schema file download during config validation (@gmessier)
• (#4952, #6251) Psalm was outputting (incorrect) cached errors when error level was overridden with a cli parameter (@TysonAndre)
• (#6257, #6260) Psalm incorrectly assumed imagejpeg() to return string when path was specified as null (@MauricioFauth)
• (psalm/phar#9, #6267) psalm/phar releases were not created automatically (@weirdan)
• (#6261, #6272) Result of a sum of arrays was not inferred correctly, leading to possibly mixed keys (@orklah)
• (#5501, #6253) Some suppressions were incorrectly reported as unused (@orklah)
• (#6266, #6273) PHP_VERSION, DIRECTORY_SEPARATOR, PATH_SEPARATOR and PHP_EOL are now always considered non-empty (@VincentLanglet)
• (#6263, #6290) Psalm was incorrectly inferring result of splats in constant arrays (@weirdan)
• (#6289, #6290) Psalm was incorrectly inferring values for integer array keys in constant arrays (@weirdan)
• (#6220, #6233) in_array() now informs needle type based on haystack type (@supersmile2009)
• (#6268) Improved debug_backtrace() return type (@vudaltsov)
• (#6301, #6302) Phar-packaged language server did not analyze code on change (@thomasbley)
• (#3660, #6270) Psalm sometimes reported type coverage exceeding 100% (@muglug)

Internal changes

• (#6240) Literal arithmetic refactoring (@orklah)
• (#6252) Literal float methods for Union (@boesing)
• (#6247) Tests for callmap and deltas (@bitwise-operators)
• (#6279) Constant array inference refactoring (@weirdan)

Typos

• (#6248, #6291) @TysonAndre and @zonuexe fixed some typos

Improve preloading and fix template bounds checks

Fixes an issue introduced in 4.9.0: #6212

Also improves Psalm's knowledge when some stub files are loaded (#5126, #5626)

Fixed TIntRange bounds types

TIntRange changes

The types for int range bounds were sub-optimal. This release fixes this. Formally this is a BC break, for plugins. However, given the short time that passed since TIntRange introduction we believe it should be OK to release it as a patch release.

Fixes

• (#6208) Fixed bounds types for TIntRange (@orklah)

First community release

Features

• (#5974, #5980) Ability to turn off inferPropertyTypesFromConstructor (thanks @weirdan)
• (#6008, #6010) LSP server now runs analysis on open and save (thanks @tm1000)
• (#6013, #6014, #6055) LSP server now understands didChangeWatchedFiles notification (thanks @tm1000)
• (#6058, #6059) Support for xml:base attribute (useful for modular configs) (thanks @turnabout)
• (#6060) FunctionReturnTypeProviderEvent and MethodReturnTypeProviderEvent now provide access to the statement via getStmt() method (thanks @VincentLanglet)
• (#6106) Added support for interface-string<FooInterface> (currently as an alias to class-string<FooInterface>) (thanks @muglug)
• (#5512) Added option to enable Shepherd reporting with environment variables (PSALM_SHEPHERD and PSALM_SHEPHERD_HOST) (thanks @ngmy)
• (#6117, #6130) Psalm now flags static access to non-static property (and vice versa) (thanks @weirdan)
• (#6155) Added support for PHP 8.1 native readonly flag on properties (thanks @muglug)
• (#6110, #6142) Now you may configure trigger_error() behavior (thanks @orklah)
• (#6152, #6181) Psalm now understands that the only descendants of DateTimeInterface are DateTime and DateTimeImmutable (thanks @Jack97)
• (#6207) Preliminary support for int ranges (e.g. int<min, 25>, int<2, 8> etc) (thanks @orklah)

Fixes

• (#5981, #5992) Marked more built-in functions as impure (thanks @samsonasik)
• (#5964) Fixed RdKafka\ProducerTopic::producev() (thanks @danog)
• (#5975, #5989) Values used in throw are no longer considered unused (thanks @weirdan)
• (#5979, #6000) Fixed newline-related issues when using baseline cross-platform (Windows/everything else) (thanks @bdsl)
• (#5997, #6007) Fixed errors during LSP shutdown sequence (thanks @tm1000)
• (#6011, #6012) Fixed psalm-language-server crash when invoked with --version argument (thanks @tm1000)
• (#6005, #6019) Correctly resolve self and static in callable arrays passed to array_reduce() (thanks @elnoro)
• (#3287, #6036) Fixed mbstring functions signatures (they changed in PHP 8) (thanks @mpesari)
• (#6038, #6039) Generic part of the array shape is no longer erased by array_map() (thanks @weirdan)
• (#6027, #6041) Fixed inferred value for __FUNCTION__ constant used in methods (thanks @orklah)
• (#6040) DateTime::format() and DateTimeImmutable::format() return values on PHP 8 (thanks @j4nr6n)
• (#6062) Do not interpret psalm.xml in --config psalm.xml as a file to check (thanks @simPod)
• (#4663, #5378, #6063, #6064) Fixed parsing of negative int literals (thanks @ElisDN)
• (#6050, #6054) Fixed crash due to internal structures getting out of sync (thanks @caugner)
• (#6016, #6069) Improve str_word_count() signature (thanks @elnoro)
• (#5584) Added ReflectionProperty::hasType() and ReflectionProperty::getType() stubs (thanks @franmomu)
• (#5971, #6068) Fixed plugin crash due to missing ClassLikeStorage (thanks @caugner)
• (#5608) Ignore string keys in callable arrays passed to preg_replace_callback() (thanks @paxal)
• (#6066, #6072) Tightened constraints on generic type parameter inference that might lead to runtime errors (thanks @muglug)
• (#6061, #6081) Analyze array keys before values (thanks @muglug)
• (#6080, #6082) join() signature is synced to implode() (thanks @weirdan)
• (#5790, #6083) Emit InvalidArgument instead of PossiblyFalseArgument when the argument is certainly false (thanks @orklah)
• (#5957, #6084) Fixed false-positive UnusedVariable issues on values used in bitwise OR and NOT (thanks @elnoro)
• (#6088, #6089) Fixed crash on closed resource used in switch (thanks @orklah)
• (#6049, #6094) Fixed inference of non-empty-string returned from str_pad() and str_repeat() (thanks @weirdan)
• (#6104) Fixed return type for strtoupper() (thanks @staabm)
• (#6116) Fixed return type for radius_send_request() (thanks @fkooman)
• (#2616, #6107) Fixed return type for get_defined_constants() (thanks @orklah)
• (#6119, #6121) Allowed zero for all bitmask types (thanks @weirdan)
• (#6122, #6123) Fixed path to be relative in CodeClimate reports (thanks @caugner)
• (#6118, #6127) Deprecated properties are now reported even when they are read with $this->prop (thanks @weirdan)
• (#3421) Fixed useless empty cache folder being created (thanks @JoshuaBehrens)
• (#3903) Now Psalm emits RedundantIdentityWithTrue for !== false as it did for === true before (thanks @greg0ire)
• (#6091, #6099) Fixed signatures for XmlWriter methods (thanks @aboks)
• (#6111, #6129) Prevented false-positive UnusedVariable issues on global vars (thanks @orklah)
• (#5736, #6131) bindtextdomain() is no longer considered pure (thanks @orklah)
• (#4344, #5663, #5639, #5955, #3272, #6133) Allow more types for magic properties defined with @property (thanks @weirdan)
• (#6146) Fixed XML report generation when issues contain taint trace (thanks @ndench)
• (#6145, #6150) Fixed false-positive UnusedVariable when value is used as operand of unary plus and minus (thanks @weirdan)
• (#6149) Fixed signatures of fputcsv(), SplFileObject::fputcsv() and SplTempFileObject::fputcsv() (thanks @weirdan)
• (#6168, #6169) Arithmetic operations on numeric types are now flagged in strictBinaryOperands mode (thanks @orklah)
• (#6160, #6170) Fixed array_slice() return type when used on generic parameters (thanks @Jack97)
• (#6166) Fixed false positives on incrementing a numeric-string (thanks @orklah)
• (#6172) Fixed crash on unbalanced parentheses in docblock types (thanks @Jack97)
• (#6167) Fixed result type of non-div arithmetic operations on numeric and int|float (thanks @orklah)
• (#6177, #6178) Fixed return type of shell_exec() (thanks @VincentLanglet)
• (#6128, #6187) Fixed docblock parameter being reported as nullable when it was actually the native type that was nullable (thanks @orklah)
• (#6136, #6188) Psalm no longer considers print(), exit(string) and die(string) pure (thanks @Jack97)
• (#6186, #6192) Fixed return type of array_replace() and array_replace_recursive() (thanks @orklah)
• (#6195, #6196) Fixed return type of exec() (thanks @weirdan)
• (#6197, #4871) Fixed false positive ArgumentTypeCoercion for class-strings passed as attribute constructor parameters (thanks @orklah)
• (#6199, #6206) Fixed return types for get_headers() and get_meta_tags() (thanks @Jack97)

Docs

• (#6038) Updated Sublime LSP instructions (thanks @DannyJJK)
• (#6047) Added example for asserting method returns (thanks @simonhammes)
• (#6198) Clarified that taint analysis is best run when Psalm detects no regular errors (thanks @mmcev106)

Typos

@antonioeatgoat and @orklah fixed some typos (#6033, #6185, #6205)